Datasheet LM317L (Fairchild) - 4
| Manufacturer | Fairchild |
| Description | 3-Terminal 0.1 A Positive Adjustable Regulator |
| Pages / Page | 8 / 4 — LM317L —. Typical Application. 3-T. e rminal 0.1A. LM317L. Positiv. e … |
| File Format / Size | PDF / 241 Kb |
| Document Language | English |
LM317L —. Typical Application. 3-T. e rminal 0.1A. LM317L. Positiv. e Adjust. Figure 2. 5V Electronic Shutdown Regulator. able. Regulator
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Text Version of Document
LM317L — Typical Application
D1
3-T
1N4002
e rminal 0.1A
VO Input
LM317L
Output + 120 1.0μF VADJ 1K
Positiv
720 KSP2222 TTL CONTROL MINIMUM VO = 1.25V
e Adjust Figure 2. 5V Electronic Shutdown Regulator
D1 protects the device during an input short circuit.
able
VO
Regulator LM317L
Input Output 240 1N4001 50K VADJ KSP2907 + R2 1.0μF
Figure 3. Slow Turn-On Regulator
IO V R1 R2 O Input
LM317L
Output VADJ IADJ
Figure 4. Current Regulator
V REF 1.25V I = --------- + I @ -------- OMAX R1 ADJ R1 V REF 1.25V I = ----------- + I @ ----------- OMAX R1 + R2 ADJ R1 + R2 5mA < I < 500mA O © 2002 Fairchild Semiconductor Corporation www.fairchildsemi.com LM317L Rev. 1.1.0 4
D1
3-T
1N4002
e rminal 0.1A
VO Input
LM317L
Output + 120 1.0μF VADJ 1K
Positiv
720 KSP2222 TTL CONTROL MINIMUM VO = 1.25V
e Adjust Figure 2. 5V Electronic Shutdown Regulator
D1 protects the device during an input short circuit.
able
VO
Regulator LM317L
Input Output 240 1N4001 50K VADJ KSP2907 + R2 1.0μF
Figure 3. Slow Turn-On Regulator
IO V R1 R2 O Input
LM317L
Output VADJ IADJ
Figure 4. Current Regulator
V REF 1.25V I = --------- + I @ -------- OMAX R1 ADJ R1 V REF 1.25V I = ----------- + I @ ----------- OMAX R1 + R2 ADJ R1 + R2 5mA < I < 500mA O © 2002 Fairchild Semiconductor Corporation www.fairchildsemi.com LM317L Rev. 1.1.0 4
